Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1990COUGAR/XR7 V6-232 3.8LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTAPPLICATION AND IDENGINE IDENTIFICATION
1990 Mercury Cougar/XR7 V6-232 3.8L
Engine Identification
1990 Mercury Cougar/XR7 V6-232 3.8LSECTION Engine Identification
To identify any engine by the manufacturer's code, follow the four steps designated by the numbered blocks.
Engine Identification:
(1) MODEL YEAR IDENTIFICATION: Refer to illustrations of Vehicle Identification Number (VIN).
(2) ENGINE CODE LOCATION: Refer to illustration of VIN plate for location and designation of engine code.
Engine Identification:
(3) ENGINE CODE: In the vertical "CODE" column, find the engine code determined in Step 2.
(4) ENGINE IDENTIFICATION: On the line where the engine code appears, read to the right to identify the engine.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.